[Started: March 2, 2018] [Finished: March 3, 2018]
(60) Watch an anime with a human main character that is not Japanese: Baccano! - Most of the main characters are American, for example Isaac Dian & Miria Harvent

[Started: November 24, 2018] [Finished: November 24, 2018]
(61) Watch an anime that mainly takes places outside of Japan, but still on Earth: Tibet Inu Monogatari - Takes place in China

Type:
(01) Watch an ONA:
(03) Watch a Music type anime:
(04) Watch an award winning anime:
(36) Watch the last movie part of a Movie-Series:
(02) Watch a short anime with 6 episodes or more:
(37) Watch a short anime with 35 episodes or more:
(78) Watch a short anime with 70 episodes or more:
(35) Watch a Movie with a duration of 90 minutes or more:
(77) Watch a Movie with a duration of 120 minutes or more:

Creators:
(05) Watch a noitaminA anime:
(41) Watch an anime by a studio with 3 to 30 anime in MAL`s database:
(42) Watch an anime from your least favorite studio by weighted score on Anime+:
(80) Watch one of the 5 lowest scored anime from your favorite studio by weighted score on Anime+:
(38) Watch a Korean or Chinese anime:
(39) Watch an anime by a director that made one of your Favorite Anime:
(40) Watch an anime without the Producer, Licensor nor Studio listed:
(43) Watch an anime with a voice actor that worked on 5 or less anime:

Dates:
(08) Watch an anime which began airing between 2010 and 2014:
(45) Watch an anime which began airing between 1980 and 1989:
(46) Watch an anime which began airing between 1990 and 1999:
(82) Watch an anime which began airing between 1917 and 1959:
(83) Watch an anime which began airing between 1960 and 1979:
(09) Watch an anime that aired only during 2017:
(44) Watch an anime which began airing the same month you joined MAL:

Adaptations:
(10) Watch an anime with 20 episodes or more:
(84) Watch an anime with 50 episodes or more:
(85) Watch an anime with 30 minutes or more per episode:
(86) Watch a related anime that aired at least 15 years before/after a previously completed series:
(11) Watch an Original anime:
(12) Watch an anime adapted from a Visual Novel:
(13) Watch an anime adapted from a Novel or Light Novel:
(48) Watch an anime adapted from a Game:
(49) Watch an anime adapted from a Book:
(50) Watch an anime adapted from a Web Manga:
(87) Watch an anime adapted from a Card Game:
(88) Watch an anime adapted from a Picture Book:
(89) Watch an anime adapted from a Digital Manga:
(90) Watch an anime adapted from Radio or Music:

Stats:
(15) Watch a completed anime with a score of or below 6.00:
(16) Watch a completed anime with a score of or above 8.00:
(92) Watch a completed anime with a score of or below 5.00:
(91) Watch a completed anime adapted from a manga with a score of 6.50 or lower:
(51) Watch a completed anime with a popularity of or lower than #2,001:
(18) Watch a completed anime with less than 5,000 completed members:
(52) Watch a completed anime with less than 2,500 completed members:
(94) Watch a completed anime with less than 1,000 completed members:
(53) Watch a completed anime with more users in "Plan-to-Watch" than "Completed":
(19) Watch a completed anime scored 10 or 9 from a challenger on your sign up page:
(54) Watch a completed anime scored 4 or less from another challenger who posted on your sign up page:
(55) Watch a completed anime scored by less than 50 users:
(56) Watch a completed anime which 0 members have favorited:
(95) Watch a completed anime with less than 5 favorites:

Tags, Themes & Demographics:
(20) Watch an anime with at least one human child as a main character:
(59) Watch an anime with at least two human children as main characters:
(58) Watch an anime with 3 or more human adults as the main cast:
(96) Watch an anime with 5 or more human adults as the main cast:
(57) Watch an anime with a main cast primarily of one gender:
(21) Watch an anime with a main character that is a professional in their field:
(97) Watch an anime with a non-humanoid main character:
(22) Watch a Superhero or GAR themed anime:
(24) Watch an anime tagged as Military, Police and/or Space:
(25) Watch an anime tagged as Demons, Horror and/or Vampire:
(63) Watch an anime tagged as Dementia, Psychological and/or Thriller:
(64) Watch an anime tagged as Martial Arts and/or Samurai:
(65) Watch an anime tagged as Cars and/or Game:
(100) Watch an anime tagged as Shounen Ai or Shoujo Ai:
(60) Watch an anime with a human main character that is not Japanese:
(61) Watch an anime that mainly takes places outside of Japan, but still on Earth:
(62) Watch an anime rated G or R:
(99) Watch an anime rated R+:
(98) Watch an anime that combines one of your favorite and least favorite genres:
(66) Watch an anime tagged with 5 or more genres:
(101) Watch an anime tagged with 7 or more genres:

Challenge & MAL related:
(27) Watch an anime recommended to you in the challenge discussion thread:
(28) Watch an anime that a participant has completed for this challenge:
(29) Watch an anime from the predictive search using a participant on your sign up page:
(31) Watch a Featured Anime:
(32) Watch an anime with an English main title:
(68) Watch an active staff member`s favorite anime:
(69) Watch an anime that was recently reviewed:
(70) Watch a completed anime with a synopsis by MAL Rewrite:
(71) Watch an anime with a special character or symbol in the title:
(72) Watch an anime with a title that starts with the last letter of your username:
(73) Watch an anime with a title that ends with the first letter of your username:
(74) Watch one of the Top 5 anime recommended to your Favorite Anime:
(102) Watch an anime recommended to you by a challenge staff member:
(103) Watch a completed anime that hasn`t been reviewed:
(104) Watch a completed anime with no Opening or Ending themes listed:
(105) Watch a completed anime that doesn`t have forum discussion threads:
(106) Watch the Top anime recommended to your Favorite Anime:
(107) Finish an on-hold or dropped anime:

Miscellaneous:
(33) Watch an anime from a random TVTropes:
(75) Watch an anime with 3 or more main characters with unnatural hair color:
(108) Watch an anime with 6 or more main characters with natural hair color: